CN217862718U

CN217862718U - Combined extrusion molding die for wire and cable processing

Info

Publication number: CN217862718U
Application number: CN202220918038.7U
Authority: CN
Inventors: 房益滨
Original assignee: Shandong Ruihe Changtong Cable Co ltd
Current assignee: Shandong Ruihe Changtong Cable Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-11-22
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a wire and cable processing is with combination extrusion molding mould, including bush and adjustment mechanism, the front of bush is provided with the mandrel, and the export chamber has been seted up at the back of bush, and the one-tenth die cavity has been seted up in the front of bush, and the import chamber has been seted up in the front of mandrel, and adjustment mechanism is by first flange ring, solid fixed ring, internal thread groove and external thread groove are constituteed, and solid fixed ring fixed interlude is connected in the front of first flange ring, and the mandrel interlude sets up in solid fixed ring's inside, and the internal thread groove is seted up in solid fixed ring's inner wall, and the external thread groove is seted up in the outer wall of mandrel. The utility model discloses utilize the setting of solid fixed ring, internal thread groove and external thread groove, rotate at solid fixed ring's inside through the mandrel, then under the cooperation of internal thread groove and external thread groove for the mandrel removes in solid fixed ring, thereby adjusts the interval between first inclined plane on the mandrel and the shaping intracavity second inclined plane, can get into the thickness in shaping chamber to outer layer plastics and adjust, has improved the suitability of mould.

Description

Combined extrusion molding die for wire and cable processing

Technical Field

The utility model relates to a cable processing field, in particular to wire and cable processing is with combination extrusion molding mould.

Background

The cable is a device for transmitting power or information from one place to another place, and is composed of an inner core wire and an outer layer of plastic, wherein the outer layer of plastic is directly wrapped on the outer wall of the core wire to protect the core wire.

The cable generally produces through the extrusion molding mould, and the heart yearn gets into from the mandrel, and the outer plastic material of fused gets into through the gap between bush and the mandrel for outer plastic material contacts with the heart yearn in the shaping intracavity, and the shaping parcel is at the outer wall of heart yearn, but the thickness of outer plastic parcel at the heart yearn outer wall is adjusted to the inconvenience of present most mould, has reduced the suitability of mould.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wire and cable processing is with combination extrusion molding mould to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined extrusion molding die for wire and cable processing, comprising:

the front surface of the neck ring mold is provided with a core mold, the back surface of the neck ring mold is provided with an outlet cavity, the front surface of the neck ring mold is provided with a forming cavity, and the front surface of the core mold is provided with an inlet cavity;

adjustment mechanism, adjustment mechanism comprises first flange ring, solid fixed ring, internal thread groove and external thread groove, solid fixed ring fixed interlude is connected in the front of first flange ring, the mandrel alternates and sets up in solid fixed ring's inside, the internal thread groove is seted up in solid fixed ring's inner wall, the external thread groove is seted up in the outer wall of mandrel, the outer wall in external thread groove and the outer wall threaded connection in internal thread groove.

Preferably, the outer wall of the fixing ring is provided with a threaded hole, the threaded hole is communicated with the inside of the fixing ring, and the inner wall of the threaded hole is in threaded connection with a locking bolt.

Preferably, the outer wall of the mouth mold is fixedly sleeved with a second flange ring, and a plurality of connecting columns are fixedly connected between the first flange ring and the second flange ring.

Preferably, the end of the core mold is provided with a first inclined surface, and the inner wall of the molding cavity is provided with a second inclined surface.

Preferably, the outer sleeve of the core mould is provided with a swivel, and a plurality of connecting rods are fixedly connected between the swivel and the core mould.

Preferably, a spiral channel is formed inside the neck ring mold, a water inlet hole is formed in the top end of the outer wall of the neck ring mold, a water outlet hole is formed in the bottom end of the outer wall of the neck ring mold, and the water inlet hole and the water outlet hole are respectively communicated with the spiral channel.

The utility model discloses a technological effect and advantage:

(1) The utility model utilizes the arrangement of the fixing ring, the inner thread groove and the outer thread groove, the core mold rotates in the fixing ring through the core mold, and then the core mold moves in the fixing ring under the matching of the inner thread groove and the outer thread groove, thereby adjusting the distance between the first inclined plane on the core mold and the second inclined plane in the forming cavity, adjusting the thickness of the outer layer plastic entering the forming cavity, and improving the applicability of the mold;

(2) The utility model discloses utilize the setting of locking bolt and screw hole, screw up through the locking bolt in the screw hole and support the intra-annular mandrel of fixation to fix a position the mandrel in the fixation ring, avoided the mandrel phenomenon that self-moving appears, improved the stability that the mandrel used.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic side sectional view of the present invention.

Fig. 3 is a schematic view of a part of an enlarged structure of fig. 2 according to the present invention.

Fig. 4 is a schematic view of the enlarged structure at the position B of fig. 1 according to the present invention.

In the figure: 1. a neck ring mold; 2. an outlet chamber; 3. a molding cavity; 4. a core mold; 5. an inlet chamber; 6. a first flange ring; 7. a fixing ring; 8. an internal thread groove; 9. an external thread groove; 10. a threaded hole; 11. locking the bolt; 12. a second flange ring; 13. connecting columns; 14. a first inclined plane; 15. a second inclined plane; 16. rotating the ring; 17. a connecting rod; 18. a spiral channel; 19. a water inlet hole; 20. and (7) water outlet holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a wire and cable processing is with combination extrusion molding mould as shown in fig. 1-4, including bush 1 and adjustment mechanism, the front of bush 1 is provided with mandrel 4, exit chamber 2 has been seted up at the back of bush 1, the front of bush 1 has been seted up into die cavity 3, the front of mandrel 4 has been seted up into inlet chamber 5, the tip of mandrel 4 has been seted up first inclined plane 14, the inner wall of die cavity 3 has been seted up into second inclined plane 15, mandrel 4 inserts into die cavity 3 in bush 1, the cable core wire gets into inside mandrel 4 through inlet chamber 5, the outer plastic material of cable gets into through the interval between die cavity 3 and mandrel 4, only need to adjust the interval between first inclined plane 14 and the second inclined plane 15, can adjust the thickness of the outer plastics of cable;

the adjusting mechanism is composed of a first flange ring 6, a fixing ring 7, an inner thread groove 8 and an outer thread groove 9, the fixing ring 7 is fixedly inserted and connected to the front face of the first flange ring 6, the core mold 4 is inserted and arranged inside the fixing ring 7, the inner thread groove 8 is arranged on the inner wall of the fixing ring 7, the outer thread groove 9 is arranged on the outer wall of the core mold 4, the outer wall of the outer thread groove 9 is in threaded connection with the outer wall of the inner thread groove 8, the core mold 4 rotates inside the fixing ring 7, and then the position of the core mold 4 can be moved under the matching of the inner thread groove 8 and the outer thread groove 9, so that the distance between the first inclined plane 14 and the second inclined plane 15 is adjusted, the thickness of the produced cable can be adjusted, and the applicability of the mold is improved;

the outer wall of the fixing ring 7 is provided with a threaded hole 10, the threaded hole 10 is communicated with the inside of the fixing ring 7, the inner wall of the threaded hole 10 is in threaded connection with a locking bolt 11, and the locking bolt 11 is matched with the threaded hole 10, so that after the locking bolt 11 is screwed in the threaded hole 10, the locking bolt 11 abuts against the outer wall of the core mold 4 in the fixing ring 7, the core mold 4 in the fixing ring 7 is further fixed, and the use stability of the core mold 4 is improved;

the outer wall of the mouth mold 1 is fixedly sleeved with a second flange ring 12, a plurality of connecting columns 13 are fixedly connected between the first flange ring 6 and the second flange ring 12, and the first flange ring 6 and the second flange ring 12 are connected through the connecting columns 13, so that the mouth mold 1 is connected with the core mold 4, and the using stability of the mouth mold 1 and the core mold 4 is improved;

the rotating ring 16 is sleeved outside the core mold 4, the connecting rods 17 are fixedly connected between the rotating ring 16 and the core mold 4, the core mold 4 is driven to rotate by the rotating ring 16 under the action of the connecting rods 17, and the core mold 4 is rotated by the rotating ring 16, so that the rotating arm of force is increased, and the convenience of rotation of the core mold 4 is improved;

spiral channel 18 has been seted up to the inside of bush 1, inlet opening 19 has been seted up on the top of 1 outer wall of bush, apopore 20 has been seted up to the bottom of 1 outer wall of bush, inlet opening 19 and apopore 20 are linked together with spiral channel 18 respectively, pour into the cooling water through inlet opening 19, make the cooling water get into in the spiral channel 18, thereby cool off and quick shaping the plastic material in shaping chamber 3 and outlet chamber 2, make plastic material can cool off fast and attach the outer wall at the heart yearn, it discharges through apopore 20 to let in the 18 cooling water of spiral channel at last, the phenomenon of plastic material at shaping intracavity 3 inner wall adhesions too slowly in shaping chamber has been avoided, the cable volume production quality has been improved.

The utility model discloses the theory of operation:

when the thickness of the outer layer plastic of the cable produced by the mold needs to be adjusted, an operator holds the outer wall of the swivel 16 with two hands, rotates the swivel 16, enables the swivel 16 to drive the core mold 4 to rotate under the connection of the connecting rod 17, enables the position of the core mold 4 to be adjusted under the matching of the inner thread groove 8 and the outer thread groove 9, adjusts the distance between the first inclined surface 14 on the core mold 4 and the second inclined surface 15 in the forming cavity 3, stops rotating the swivel 16 after reaching the proper position, screws the locking bolt 11, enables the locking bolt 11 to be screwed in the threaded hole 10 and abut against the core mold 4 in the fixing ring 7, enables the core mold 4 to be stably positioned in the fixing ring 7, inserts the core wire into the inlet cavity 5 of the core mold 4, enables the outer layer plastic material of the cable to enter through a gap between the forming cavity 3 and the core mold 4, and injects cooling water through the water inlet hole 19, enables the cooling water to cool the plastic materials in the forming cavity 3 and the outlet cavity 2 in the spiral channel 18, and accordingly produces the cable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a wire and cable processing is with combination extrusion molding mould which characterized in that includes:

the front surface of the neck ring mold (1) is provided with a core mold (4), the back surface of the neck ring mold (1) is provided with an outlet cavity (2), the front surface of the neck ring mold (1) is provided with a forming cavity (3), and the front surface of the core mold (4) is provided with an inlet cavity (5);

adjustment mechanism, adjustment mechanism comprises first flange ring (6), solid fixed ring (7), internal thread groove (8) and external thread groove (9), gu fixed ring (7) is fixed to be interlude and connects in the front of first flange ring (6), mandrel (4) alternate and set up in the inside of solid fixed ring (7), the inner wall of solid fixed ring (7) is seted up in internal thread groove (8), the outer wall of mandrel (4) is seted up in external thread groove (9), the outer wall of external thread groove (9) and the outer wall threaded connection of internal thread groove (8).

2. The combined extrusion molding die for processing the electric wire and the cable as claimed in claim 1, wherein the outer wall of the fixing ring (7) is provided with a threaded hole (10), the threaded hole (10) is communicated with the inside of the fixing ring (7), and the inner wall of the threaded hole (10) is in threaded connection with a locking bolt (11).

3. The combined extrusion molding die for processing the electric wires and cables as claimed in claim 1, wherein a second flange ring (12) is fixedly sleeved on the outer wall of the mouth die (1), and a plurality of connecting columns (13) are fixedly connected between the first flange ring (6) and the second flange ring (12).

4. The combined extrusion molding die for processing the electric wire and the cable as claimed in claim 1, wherein the end of the core mold (4) is provided with a first inclined surface (14), and the inner wall of the molding cavity (3) is provided with a second inclined surface (15).

5. The combined extrusion molding die for processing the electric wire and the cable as claimed in claim 1, wherein a swivel (16) is sleeved outside the core die (4), and a plurality of connecting rods (17) are fixedly connected between the swivel (16) and the core die (4).

6. The combined extrusion molding die for processing the electric wires and cables as claimed in claim 1, wherein a spiral channel (18) is formed inside the die (1), a water inlet hole (19) is formed at the top end of the outer wall of the die (1), a water outlet hole (20) is formed at the bottom end of the outer wall of the die (1), and the water inlet hole (19) and the water outlet hole (20) are respectively communicated with the spiral channel (18).